The act of blowing air in to the urethra and inflating the testicles. The subject, then spreads his scrotal sack between his index finger and thumb creating an approximate 2-3" gap between each finger. The female party rests her chin upon said scrotum sack and rests for several hours.

I can't believe Sally was willing to give Billy such a serious balloon hammock in front of the entire family during Thanksgiving dinner, she must have slept for like three or four hours!